CN203534633U - Farmland canopy humiture information automatic acquisition system - Google Patents

Farmland canopy humiture information automatic acquisition system Download PDF

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Publication number
CN203534633U
CN203534633U CN201320637490.7U CN201320637490U CN203534633U CN 203534633 U CN203534633 U CN 203534633U CN 201320637490 U CN201320637490 U CN 201320637490U CN 203534633 U CN203534633 U CN 203534633U
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China
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node
module
data
chip microcomputer
sensor
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Expired - Fee Related
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CN201320637490.7U
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Chinese (zh)
Inventor
来智勇
刘志鹏
贾鹏程
单卫星
薛广顺
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Northwest A&F University
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Northwest A&F University
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Abstract

The utility model discloses a farmland canopy humiture information automatic acquisition system comprising a plurality of sensor acquisition nodes, a data summarizing node and a data receiving terminal; each sensor acquisition node is installed under a plant canopy; the sensor acquisition nodes are connected and communicated with the data summarizing node; and the data summarizing node is wirelessly communicated with the data receiving terminal. The data summarizing node comprises a single-chip microcomputer, a clock module, a GSM wireless communication module and a solar cell panel, the data summarizing node is powered by the solar cell panel, and the clock module and the GSM wireless communication module are individually connected with the single-chip microcomputer; the data receiving terminal is composed of a PC and a GSM wireless communication module connected with the PC; and the GSM wireless communication module of the data summarizing node and the GSM wireless communication module of the data receiving terminal are wirelessly communicated through a mobile cellular network. The problems that a traditional acquisition device is inaccurate in measurement and relatively high in cost, and is time-consuming and labor-consuming due to manual measurement can be effectively solved by the system.

Description

Farmland canopy humiture information automatic acquisition system
Technical field
The utility model relates to a kind of farmland canopy humiture information automatic acquisition system.
Background technology
As everyone knows, the propagation of crop pest and the weather in field have close relationship, the survival of some germ and infect and seriously rely on the humiture in field, and as the late blight of potato, grape leaf rot etc.Emphasizing the agriculture today that becomes more meticulous, accurately know the humiture in field crops clump, be not only conducive to the control of crop pest, and to studying germ in the propagation in field and infecting important in inhibiting.Yet, with regard to current existing farm field data acquisition system, mainly take small-sized weather station, field as main, this kind of equipment is confined to measure the weather data in overhead, farmland, for the microenvironment under true field especially crop Feng Hanghou canopy, do not have Measurement accuracy ability, its cost is relatively too high simultaneously.Separately have some field humiture collection registering instruments, can be arranged in field, but need artificial regularly derivation, waste time and energy, the quantity of its layout points also has a serious limitation.
Summary of the invention
For the defect existing in above-mentioned prior art or deficiency, the purpose of this utility model is, a kind of farmland canopy humiture information automatic acquisition system is provided, and this system can effectively solve the problem that measurement is inaccurate, cost is relatively high and manual measurement is wasted time and energy that existing collecting device exists.
In order to complete above-mentioned task, the utility model adopts following technical scheme to be solved:
A farmland humiture information automatic acquisition system, comprises that a plurality of sensor acquisition nodes, data gather node and data receiver; Wherein, described in each, sensor acquisition node is arranged on by support under the canopy of plant, and the layout density of sensor acquisition node in farmland is not less than 0.1/m 2, sensor acquisition node gathers node with data and is connected communication; Data gather node and data receiver radio communication.
Further, described data gather node and comprise single-chip microcomputer, clock module, gsm wireless communication module and solar panel, wherein, described solar panel is that data gather node power supply, and described clock module is connected respectively single-chip microcomputer with gsm wireless communication module; Described data receiver is comprised of PC and the gsm wireless communication module that is connected with PC; Described data gather the gsm wireless communication module of node and the gsm wireless communication module of data receiver is carried out radio communication by mobile cellular network.
Further, described sensor acquisition node and data gather between node and adopt wired connection, and described in each, sensor acquisition node comprises a Temperature Humidity Sensor, and this Temperature Humidity Sensor connection data gathers the single-chip microcomputer of node.
Further, described Temperature Humidity Sensor adopts AM2306 type digital hygro sensor; Data gather node and are comprised of 80C51 single-chip microcomputer, DS1302 clock module, gsm wireless communication module and the solar panel that gathers node power supply for data; Wherein, AM2306 type digital hygro sensor, DS1302 clock module and gsm wireless communication module are connected respectively 80C51 single-chip microcomputer.
Further, described sensor acquisition node and data gather and between node, adopt wireless connections, described in each, sensor acquisition node is comprised of Temperature Humidity Sensor, single-chip microcomputer, wireless sending module and solar panel, wherein, solar panel is the power supply of sensor acquisition node, and Temperature Humidity Sensor is connected respectively single-chip microcomputer with wireless sending module; Described data gather node and also include wireless receiving module, and wireless receiving module connection data gathers the single-chip microcomputer of node; The wireless sending module of sensor acquisition node is communicated by letter by Wi-Fi with the wireless receiving module that data gather node.
Further, each sensor acquisition node is comprised of 80C51 single-chip microcomputer, AM2301 type digital hygro sensor, NRF24L01 radio frequency transceiving module and solar panel, and AM2301 type digital hygro sensor is connected respectively 80C51 single-chip microcomputer with NRF24L01 radio frequency transceiving module; Between solar panel and NRF24L01 radio frequency transceiving module, be connected with LM1117-3.3 level switch module; Data gather node and are comprised of 80C51 single-chip microcomputer, NRF24L01 radio frequency transceiving module, DS1302 clock module, gsm wireless communication module and solar panel; NRF24L01 radio frequency transceiving module, DS1302 clock module and 80C51GSM wireless communication module are connected respectively single-chip microcomputer.
The beneficial effects of the utility model are, realize between farmland the especially Measurement accuracy of the humiture information below crop canopies, and have realized the automation collection of humiture information, have made up the deficiency that weather station and handheld device are measured.
Accompanying drawing explanation
Fig. 1 is farmland of the present utility model canopy humiture information automatic acquisition system structural representation.
Fig. 2 is sensor acquisition node circuit structure diagram in embodiment 1 of the present utility model.
Fig. 3 is that in embodiment 1 of the present utility model, data gather node circuit structural drawing.
Fig. 4 is the circuit structure diagram of embodiment 2 of the present utility model.
Each label implication in figure: 1, sensor acquisition node; 2, data gather node; 3, data receiver; 4,9,15,80C51 single-chip microcomputer; 5,10, NRF24L01 radio frequency transceiving module; 6, AM2301 type digital hygro sensor; 7,13, LM1117--3.3 level switch module; 8,14,19, solar panel; 11,16, DS1302 clock module; 12,17, gsm wireless communication module; 18, AM2306 type digital hygro sensor.
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As shown in Figure 1, mentality of designing of the present utility model: each sensor acquisition node gathers in data under the control of node, is regularly gathered the humiture of place node by Temperature Humidity Sensor; Data gather node to be sent data by gsm wireless communication module after gathering the humiture data of each point, transfers to data receiver receive via mobile cellular network; At data receiver, by gsm wireless communication module, realize data receiver and input PC by serial ports and show, store, analyze.
Be below two embodiment that inventor provides, these two embodiment follow the technical solution of the utility model design, it should be noted that, the desired protection domain of the utility model is not limited to following examples.
Embodiment 1:
In the present embodiment, sensor acquisition node and data gather between node and adopt wireless mode to communicate.
As shown in Figure 2, each sensor acquisition node forms by 80C51 single-chip microcomputer 4, AM2301 type digital hygro sensor 6, NRF24L01 radio frequency transceiving module 5 and for the solar panel 8 of sensor acquisition node power supply.Wherein, the probe of the AM2301 type digital hygro sensor 6 of each sensor acquisition node is arranged on by support under the canopy of plant of Feng Hanghou, the number of sensor acquisition node is determined according to actual field size, and in the region of every 10 square metres, assurance is at least furnished with a sensor acquisition node.Every 10m in the present embodiment 2be furnished with one.AM2301 type digital hygro sensor 6 is connected respectively 80C51 single-chip microcomputer 4 with NRF24L01 radio frequency transceiving module 5; Because 80C51 single-chip microcomputer 4 needs 5V power voltage supply, and the supply voltage of NRF24L01 radio frequency transceiving module 5 is at 1.9--3.6V, therefore adopted LM1117-3.3 level switch module 7 between solar panel 8 and NRF24L01 radio frequency transceiving module 5.The P1.0--P1.5 mouth of 80C51 single-chip microcomputer 4 is connected with CE, CSN, SCK, MO, MI, the IRQ pin of NRF24L01 wireless module respectively, and the P2.0 mouth of 80C51 single-chip microcomputer 4 is connected with the SDA pin of AM2301 digital hygro sensor 6; LM1117--3.3 level switch module 7 consists of LM1117 chip and peripheral circuit thereof, and it is 3.3V driving N RF24L01 wireless module for the 5V voltage transitions that solar panel 6 is provided.The output DC5V of solar panel 8.
Gather after the acquisition of node receiving data, this sensor acquisition node is under the control of 80C51 single-chip microcomputer 4, the collection sequential that is produced AM2301 by P2.0 mouth completes the collection to the humiture of loca, afterwards, at P1.0--P1.5 mouth, produce sequential operation and by NRF24L01 radio frequency transceiving module 5, send to data to gather node data, complete the data acquisition once of a point.
As shown in Figure 3, data gather node and are comprised of 80C51 single-chip microcomputer 9, NRF24L01 radio frequency transceiving module 10, DS1302 clock module 11, gsm wireless communication module 12 and the solar panel 14 that gathers node power supply for data.Wherein, between solar panel 8 and NRF24L01 radio frequency transceiving module 5, be connected with LM1117-3.3 level switch module 13; Wherein, NRF24L01 radio frequency transceiving module 10, DS1302 clock module 11 and gsm wireless communication module 12 80C51 are connected respectively single-chip microcomputer 9.The P2.0--P2.2 mouth of 80C51 single-chip microcomputer connects respectively RES, I/O, the SCLK pin of DS1302 clock module.
80C51 single-chip microcomputer 9, by the value of P2.1 mouth Real-time Obtaining DS1302 clock module 11, sends successively acquisition by NRF24L01 radio frequency transceiving module 10 to each sensor acquisition node within the specific time, with this, realizes timing acquiring.After gathering the data of each sensor acquisition node, 51 single-chip microcomputers 9 are controlled gsm wireless communication module by P3.0/RXD, P3.1/TXD mouth data are mail to data receiver.
Embodiment 2:
In the present embodiment, sensor acquisition node and data gather between node and adopt wired mode to communicate.
As shown in Figure 4, each sensor acquisition node comprises an AM2306 type digital hygro sensor 18; Data gather node and are comprised of 80C51 single-chip microcomputer 15, DS1302 clock module 16, gsm wireless communication module 17 and the solar panel 19 that gathers node power supply for data; Wherein, the probe of the AM2306 type digital hygro sensor 18 of each sensor acquisition node is arranged on by support under the canopy of plant of Feng Hanghou, the number of sensor acquisition node is determined according to actual field size, guarantees to be furnished with a sensor acquisition node in the region of every 10 square metres.AM2306 type digital hygro sensor, DS1302 clock module 16 and gsm wireless communication module 17 are connected respectively 80C51 single-chip microcomputer 15.The P2.0--P2.2 mouth that gathers the 80C51 single-chip microcomputer 15 of node connects respectively RES, the I/O of DS1302, SCLK pin.P3.0, P3.1 mouth connect gsm module, and all the other I/O mouths all can be used for being connected with AM2306 Temperature Humidity Sensor 18.
The value of the DS1302 clock module 16 that 80C51 single-chip microcomputer 15 cycle detection are connected with P2.0--P2.2 mouth, the I/O mouth output that connects AM2306 Temperature Humidity Sensor within the specific time gathers sequential by each, completes the data acquisition to each sensor acquisition node.Gather by the gsm wireless communication module 17 by by being connected with P3.1/TXD port with P3.0/RXD and send to data receiver.
The gsm wireless communication module of data receiver, after receiving data, is inputted PC by serial ports by data, and only need on PC, fill a serial port terminal can receive and show obtained farmland humiture real time data, and to its storage or analysis.
In system of the present utility model, Temperature Humidity Sensor AM2301 and AM2306 all can directly adopt 5V Power supply, and its SDA data terminal can directly be connected with the I/O of single-chip microcomputer, does not need pull-up resistor.Gsm wireless communication module and NRF24L012 radio receiving transmitting module all have commercially available prod.80C51 single-chip microcomputer only needs its minimum system in native system, and the circuit of LM1117--3.3 voltage transformation module is recorded by LM1117 chip handbook, and these two kinds of circuit are all mature technologies, do not remake too much explanation here.

Claims (6)

1. a farmland canopy humiture information automatic acquisition system, comprises that a plurality of sensor acquisition nodes (1), data gather node (2) and data receiver (3); It is characterized in that, wherein, described in each, sensor acquisition node (1) is arranged under the canopy of plant by support, and the layout density of sensor acquisition node (1) in farmland is not less than 0.1/m 2; Sensor acquisition node (1) gathers node (2) with data and is connected communication; Each data gathers node (2) and data receiver (3) radio communication.
2. farmland as claimed in claim 1 canopy humiture information automatic acquisition system, it is characterized in that, described data gather node and comprise single-chip microcomputer, clock module, gsm wireless communication module and solar panel, wherein, described solar panel is that data gather node power supply, and described clock module is connected respectively single-chip microcomputer with gsm wireless communication module; Described data receiver is comprised of PC and the gsm wireless communication module that is connected with PC; Described data gather the gsm wireless communication module of node and the gsm wireless communication module of data receiver is carried out radio communication by mobile cellular network.
3. farmland as claimed in claim 2 canopy humiture information automatic acquisition system, it is characterized in that, described sensor acquisition node and data gather and between node, adopt wired connection, described in each, sensor acquisition node comprises a Temperature Humidity Sensor, and this Temperature Humidity Sensor connection data gathers the single-chip microcomputer of node.
4. farmland as claimed in claim 3 canopy humiture information automatic acquisition system, is characterized in that, described Temperature Humidity Sensor adopts AM2306 type digital hygro sensor; Data gather node and are comprised of 80C51 single-chip microcomputer (15), DS1302 clock module (16), gsm wireless communication module (17) and the solar panel (19) that gathers node power supply for data; Wherein, AM2306 type digital hygro sensor, DS1302 clock module (16) and gsm wireless communication module (17) are connected respectively 80C51 single-chip microcomputer (15).
5. farmland as claimed in claim 2 canopy humiture information automatic acquisition system, it is characterized in that, described sensor acquisition node and data gather and between node, adopt wireless connections, described in each, sensor acquisition node is comprised of Temperature Humidity Sensor, single-chip microcomputer, wireless sending module and solar panel, wherein, solar panel is the power supply of sensor acquisition node, and Temperature Humidity Sensor is connected respectively single-chip microcomputer with wireless sending module; Described data gather node and also include wireless receiving module, and wireless receiving module connection data gathers the single-chip microcomputer of node; The wireless sending module of sensor acquisition node is communicated by letter by Wi-Fi with the wireless receiving module that data gather node.
6. farmland as claimed in claim 5 canopy humiture information automatic acquisition system, it is characterized in that, described in each, sensor acquisition node is comprised of 80C51 single-chip microcomputer (4), AM2301 type digital hygro sensor (6), NRF24L01 radio frequency transceiving module (5) and solar panel (8), and AM2301 type digital hygro sensor (6) is connected respectively 80C51 single-chip microcomputer (4) with NRF24L01 radio frequency transceiving module (5); Between solar panel (8) and NRF24L01 radio frequency transceiving module (5), be connected with LM1117-3.3 level switch module (7); Data gather node and are comprised of 80C51 single-chip microcomputer (9), NRF24L01 radio frequency transceiving module (10), DS1302 clock module (11), gsm wireless communication module (12) and solar panel (14); NRF24L01 radio frequency transceiving module (10), DS1302 clock module (11) and gsm wireless communication module 1280C51 are connected respectively single-chip microcomputer (9).
CN201320637490.7U 2013-10-16 2013-10-16 Farmland canopy humiture information automatic acquisition system Expired - Fee Related CN203534633U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105613176A (en) * 2015-10-19 2016-06-01 西北农林科技大学 Method and system for preventing and controlling grape downy mildew
CN107610066A (en) * 2017-09-21 2018-01-19 电子科技大学 A kind of leaf area index measuring method
CN107782259A (en) * 2017-09-21 2018-03-09 电子科技大学 A kind of measurement of leaf area index based on wireless sensor network

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105613176A (en) * 2015-10-19 2016-06-01 西北农林科技大学 Method and system for preventing and controlling grape downy mildew
CN107610066A (en) * 2017-09-21 2018-01-19 电子科技大学 A kind of leaf area index measuring method
CN107782259A (en) * 2017-09-21 2018-03-09 电子科技大学 A kind of measurement of leaf area index based on wireless sensor network

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140409

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